The Republican National Committee says "an unconventional lineup" will challenge the status quo and press for Trump's agenda

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Former presidential candidates Ted Cruz, Chris Christie, Scott Walker and Marco Rubio — the latter by video link — are among those set to speak at the Republican National Convention in Cleveland.

Military leaders, members of Congress, actors, faith leaders and family members of presumptive presidential nominee Donald Trump are also set to speak in what the Republican National Committee calls "an unconventional lineup" that will challenge the status quo and press for Trump's agenda.